21057528

素因数分解:

$2^3\times 3^1\times {\mathrm{877397}}^1$

素因数の和:877406

約数の個数: 16

約数和(自身を含む): 52643880

約数和(自身を除く): 31586352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 877397, 1754794, 2632191, 3509588, 5264382, 7019176, 10528764, 21057528]

約数ペア:

[(1, 21057528), (2, 10528764), (3, 7019176), (4, 5264382), (6, 3509588), (8, 2632191), (12, 1754794), (24, 877397)]